US PATENT SUBCLASS 83 / 526
.~.~ With brake or blocking means

Current as of: June, 1999
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83 /   HD   CUTTING

523  DF  MEANS TO DRIVE OR TO GUIDE TOOL {35}
524  DF  .~ Unicyclic {2}
526.~.~ With brake or blocking means

DEFINITION

Classification: 83/526

(under subclass 524) Device wherein tool motion is stopped, with or without interruption of power to the tool, by imposing frictional or positive retarding force on the tool or its drive train.